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annes 2025-12-24 18:45:55 +08:00 committed by GitHub
parent 6a8e95b205
commit 1b03173e2a
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src/_cocoalayer.mm
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@ -34,14 +34,23 @@ extern "C" {
void CocoaSetDockIcon(unsigned char* data, int width, int height) void CocoaSetDockIcon(unsigned char* data, int width, int height)
{ {
// Create an empty NSImage
NSImage *dockIcon = [[NSImage alloc] initWithSize:NSMakeSize(width, height)]; NSImage *dockIcon = [[NSImage alloc] initWithSize:NSMakeSize(width, height)];
// Create a CGImage
CGDataProviderRef provider = CGDataProviderCreateWithData(nullptr, data, width*height*4, nullptr); CGDataProviderRef provider = CGDataProviderCreateWithData(nullptr, data, width*height*4, nullptr);
CGColorSpaceRef colorSpace = CGColorSpaceCreateDeviceRGB(); CGColorSpaceRef colorSpace = CGColorSpaceCreateDeviceRGB();
CGImageRef cgImage = CGImageCreate(width, height, 8, 32, width*4, colorSpace, CGImageRef cgImage = CGImageCreate(width, height, 8, 32, width*4, colorSpace,
kCGImageAlphaPremultipliedLast | kCGBitmapByteOrder32Big, kCGImageAlphaPremultipliedLast | kCGBitmapByteOrder32Big,
provider, nullptr, false, kCGRenderingIntentDefault); provider, nullptr, false, kCGRenderingIntentDefault);
// Keep the Icon Alive?
[dockIcon addRepresentation:[[NSBitmapImageRep alloc] initWithCGImage:cgImage]]; [dockIcon addRepresentation:[[NSBitmapImageRep alloc] initWithCGImage:cgImage]];
// set the app icon
[NSApp setApplicationIconImage:dockIcon]; [NSApp setApplicationIconImage:dockIcon];
// Free the garbage
CGImageRelease(cgImage); CGImageRelease(cgImage);
CGColorSpaceRelease(colorSpace); CGColorSpaceRelease(colorSpace);
CGDataProviderRelease(provider); CGDataProviderRelease(provider);